Stainless Steel 1.4122
Stainless Steel 1.4122
Apar Alloys, a leading Stockist and Supplier of premium stainless steel materials, offers Stainless Steel 1.4122, a martensitic stainless steel admired for its high strength, excellent machinability, and moderate corrosion resistance. This grade is well-suited for precision-engineered parts, shafts, and valve components where dimensional accuracy and durability are essential. Known for its fine surface finish and consistent performance, Stainless Steel 1.4122 is trusted across industries that demand efficiency, reliability, and mechanical precision.
The addition of sulfur in Stainless Steel 1.4122 improves machinability and production efficiency, making it an excellent choice for high-speed machining and complex manufacturing operations. While this addition slightly lowers corrosion resistance, the material maintains outstanding hardness and wear resistance after quenching and tempering. Its ability to balance strength, toughness, and workability makes it ideal for applications requiring long-lasting performance and accuracy under moderate environmental conditions.
Specifications
| Grade | AISI | UNS | ASTM A276 / A479 | ASTM A582 | EN (W-Nr) | DIN Spec |
|---|---|---|---|---|---|---|
| 1.4122 | AISI 440B | S44004 | A276 / A479 | A582 | 1.4122 | X90CrMoV18 |
General Characteristics
Martensitic chromium steel
Excellent machinability – one of the best among stainless steels
Moderate corrosion resistance in mild environments
Magnetic in all conditions
Can be hardened by heat treatment
Good dimensional stability and fine surface finish
Chemical Composition (nominal) %
| Element | C | Si | Mn | P | S | Cr | Ni | Mo | Fe | N |
|---|---|---|---|---|---|---|---|---|---|---|
| SS 1.4122 | 0.35–0.45 | ≤1.00 | ≤1.00 | ≤0.040 | ≤0.015 | 15.0–17.0 | ≤1.00 | 0.80–1.30 | Balance | ≤0.10 |
Applications
Pump shafts for high-strength industrial machinery
Gears and fasteners for durable assemblies
Studs and bolts for reliable fastening solutions
Motor shafts and axles for rotating equipment
Automatic screw machine components for precision parts
Precision-engineered components for complex mechanical assemblies
Advantages
- Exceptional machinability for high-speed production
- Can be hardened and tempered for high strength
- Good resistance to mild corrosive environments
- Smooth surface finish for precision parts
- Cost-effective for mass production
- Dimensional accuracy and stability after machining
Mechanical Properties (Typical at Room Temperature)
| Property | 1.4122 |
|---|---|
| Tensile Strength (MPa) | 700 |
| Yield Strength (0.2% Proof, MPa) | 500 |
| Elongation (%) | 12 |
| Hardness (Brinell) | 270 max |
Why Choose Apar Alloys
At Apar Alloys, we combine technical expertise with a customer-first approach. Our extensive inventory and strong sourcing network ensure that clients receive certified materials that meet international standards and project-specific requirements.
Reliable Stockist and Supplier
Apar Alloys supplies premium alloy and stainless steel materials with ready-to-dispatch availability.
Global Sourcing and Quality Materials
We source superior materials from reputed global mills ensuring international quality and reliability.
Stringent Quality Assurance
Every product undergoes strict testing and certification to guarantee unmatched quality and consistency.
Customized Solutions for Every Need
We offer tailored sizing, cutting, and finishing services to match unique client specifications.
Competitive Pricing and Timely Delivery
Apar Alloys provides affordable pricing with prompt and reliable delivery across various industries.
Customer-Focused Service
Our expert team ensures personalized assistance, building long-term relationships based on trust.
Get in Touch
Contact Us
Looking for a dependable partner for your stainless steel requirements? 📞 Contact us today for quotes, technical guidance, or customized supply options for Stainless Steel 1.4122.
[Call] +91 98333 89128
301, 3rd floor, A WING, Krishvi Escape, Near Vinay Health Home, Fanaswadi Bhuleshwar, Mumbai - 400002.
Send Mail
